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author | Dhinakaran Pandiyan | 2018-02-23 23:15:20 +0100 |
---|---|---|
committer | Rodrigo Vivi | 2018-02-27 21:06:37 +0100 |
commit | 3975f0aaa30371d711dc8d572f679314c415a58c (patch) | |
tree | c82cf9c6c59c300fd2b56aea20839dbf44fe8b81 /drivers/gpu/drm/i915/intel_dp.c | |
parent | drm/i915/dp: Remove redundant sleep after AUX transaction length check. (diff) | |
download | kernel-qcow2-linux-3975f0aaa30371d711dc8d572f679314c415a58c.tar.gz kernel-qcow2-linux-3975f0aaa30371d711dc8d572f679314c415a58c.tar.xz kernel-qcow2-linux-3975f0aaa30371d711dc8d572f679314c415a58c.zip |
drm/i915/dp: Move comment about hw timeout to the right place.
No functional change.
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Reviewed-by: David Weinehall <david.weinehall@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180223221520.18464-6-dhinakaran.pandiyan@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_dp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 41b0e27a157c..909311823595 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1152,14 +1152,14 @@ intel_dp_aux_ch(struct intel_dp *intel_dp, DP_AUX_CH_CTL_TIME_OUT_ERROR | DP_AUX_CH_CTL_RECEIVE_ERROR); - if (status & DP_AUX_CH_CTL_TIME_OUT_ERROR) - continue; - /* DP CTS 1.2 Core Rev 1.1, 4.2.1.1 & 4.2.1.2 * 400us delay required for errors and timeouts * Timeout errors from the HW already meet this * requirement so skip to next iteration */ + if (status & DP_AUX_CH_CTL_TIME_OUT_ERROR) + continue; + if (status & DP_AUX_CH_CTL_RECEIVE_ERROR) { usleep_range(400, 500); continue; |